pensar que si no cambiastes nada y te conectas a otro deco que hace de server, si antes iba bien y ahora no, tambien puede ser de problemas puntuales en el otro server,
si controlais el log de oscam podeis ver si es por server caido, que os rechaze la petición ó por timeout superados, etc, todo esto se puede afinar la configuración del oscam, por ejemplo buscar en la wikioscam, todo lo relacionado con timeout y probar distinstas configuraciones.
De vez en cuando hacer limpieza de archivos temporales y de log de oscam.
pongo aqui un log de una de las veces que me ha pasado, aver si alguien puede echarme una manilla y miramos aver que pasa:
2013/02/19 14:56:32 3B2264C8 c stapi: try pids again #1
2013/02/19 14:56:32 43A474C8 c manolo (0100&004106/756F/64:EF33): timeout (5012 ms) by hypnotik (of 4 avail 30)
2013/02/19 14:56:33 49A474C8 c encrypted cccam-client xx.xx.218.126 rejected (invalid access)
2013/02/19 14:56:33 49A474C8 c password for 'manolo' invalid!
2013/02/19 14:56:33 49A474C8 c anonymous disconnected from xx.xxx.218.126
2013/02/19 14:56:33 49A474C8 c thread 49A474C8 ended!
2013/02/19 14:56:34 46A474C8 c siza (1702&000000/0193/93:C104): timeout (5009 ms) by vicius23 (of 4 avail 30)
2013/02/19 14:56:35 462474C8 c jjcervera (0100&004106/77C3/64:8646): found (328 ms) by sergiohj (of 4 avail 30)
2013/02/19 14:56:35 3B2264C8 c stapi: [ADD PID 0] CAID: 1810 ECM_PID: 0848 PROVID: 000000
2013/02/19 14:56:35 3B2264C8 c stapi: [ADD PID 1] CAID: 0100 ECM_PID: 0460 PROVID: 004106
2013/02/19 14:56:35 3B2264C8 c stapi: new program number: 76C0 (Canal+ 1)
2013/02/19 14:56:38 2AEC94C8 h unauthorized access from 127.0.0.1 flag 1
2013/02/19 14:56:38 432474C8 c tamara (0100&004106/76C0/64:9918): found (503 ms) by fontana1 (of 3 avail 30)
2013/02/19 14:56:38 41A464C8 c oscar (0100&004106/76C0/64:9918): cache2 (504 ms) by fontana1 (of 3 avail 30)
2013/02/19 14:56:39 46A474C8 c siza (0604&000000/3E83/4C:ECCD): timeout (5009 ms) by bosconet (of 4 avail 9)
2013/02/19 14:56:39 372264C8 p connecting to xxxxxxxx.es
2013/02/19 14:56:40 372264C8 p connect(fd=105) failed: (errno=110 Connection timed out)
2013/02/19 14:56:40 372264C8 p asturking network connect error!
2013/02/19 14:56:41 462474C8 c jjcervera (0100&004106/76C8/64:1D6A): found (120 ms) by fontana1 (of 4 avail 30)
2013/02/19 14:56:42 372264C8 p asturking connection blocked, retrying in 58s
2013/02/19 14:56:42 462474C8 c jjcervera (0100&004106/772D/64:49D7): found (498 ms) by hypnotik (of 4 avail 30)
2013/02/19 14:56:42 46A474C8 c siza (0B00&000000/0122/6C:0806): rejected reader peer (2868 ms) by hypnotik (of 4 avail 30)
2013/02/19 14:56:42 372264C8 p asturking connection blocked, retrying in 58s
2013/02/19 14:56:42 46A474C8 c siza (0100&000068/012E/64:754F): rejected reader peer (17 ms) by hypnotik (of 4 avail 30)
2013/02/19 14:56:42 352264C8 p connecting to raulburgos.no-ip.org
2013/02/19 14:56:43 462474C8 c jjcervera (0100&004106/778B/64:4696): found (450 ms) by bloc1982 (of 4 avail 30)
2013/02/19 14:56:43 352264C8 p connect(fd=84) failed: (errno=110 Connection timed out)
2013/02/19 14:56:43 352264C8 p raulburgos network connect error!
2013/02/19 14:56:45 462474C8 c jjcervera (0100&004106/77C3/64:B636): found (469 ms) by sergiohj (of 4 avail 30)
2013/02/19 14:56:46 46A474C8 c siza (1810&000000/000B/89:B959): rejected reader peer (3784 ms) by bosconet (of 4 avail 30)
2013/02/19 14:56:48 41A464C8 c oscar (0100&004106/76C0/64:1995): found (478 ms) by kako121 (of 3 avail 30)
2013/02/19 14:56:48 432474C8 c tamara (0100&004106/76C0/64:1995): cache2 (477 ms) by kako121 (of 3 avail 30)
2013/02/19 14:56:48 43A474C8 c manolo (0100&004106/76C0/64:1995): cache2 (215 ms) by kako121 (of 3 avail 30)
2013/02/19 14:56:48 49A474C8 c encrypted cccam-client xxx.xxx.186.57 rejected (invalid access)
2013/02/19 14:56:48 49A474C8 c account 'zulu88' not found!
2013/02/19 14:56:48 49A474C8 c anonymous disconnected from xx.xxx.186.57
2013/02/19 14:56:48 49A474C8 c thread 49A474C8 ended!
2013/02/19 14:56:51 462474C8 c jjcervera (0100&004106/76C8/64:B3AF): found (105 ms) by gelmanu (of 4 avail 30)
2013/02/19 14:56:51 46A474C8 c siza (1810&000000/756F/89:0D4C): timeout (5011 ms) by vicius23 (of 4 avail 30)
2013/02/19 14:56:52 462474C8 c jjcervera (0100&004106/778B/64:ADF5): found (606 ms) by ezflashback (of 4 avail 30)